56% (1999)

47% (2004)

51% (1995)

45% (1994)

43% (1995)

57% (2014)

55% (1997)

41% (1993)

20% (2004)

32% (1996)

38% (1994)

46% (1993)

37% (1996)

51% (1992)

56% (1997)

18% (1995)

10% (2002)

43% (1994)

52% (1999)

38% (1995)